Most Recent

image: Complaints About Government Contest

Complaints About Government Contest

By | July 24, 2013

Contestants criticize the organization and scoring of a Pentagon competition challenging scientists to detect bioterrorism threats by analyzing DNA sequences.

0 Comments

image: A Wild Stem Cell Chase

A Wild Stem Cell Chase

By | July 24, 2013

A rigorous new study provides strong evidence that very small embryonic-like stem cells hypothesized to be found in mice and humans do not exist.

1 Comment

image: Dying Worms Emit Ethereal Glow

Dying Worms Emit Ethereal Glow

By | July 24, 2013

A head-to-tail wave of blue fluorescence signals the death of a nematode worm.

1 Comment

image: Dolphins by Name

Dolphins by Name

By | July 23, 2013

Bottlenose dolphins can recognize and respond to their own “signature whistles,” strengthening the evidence that these whistles function like names.

2 Comments

image: Gene Therapy Coming of Age?

Gene Therapy Coming of Age?

By | July 11, 2013

Using lentiviral vectors to replace mutated genes in blood stem cells, scientists successfully treat two rare diseases apparently without causing harmful side effects.

2 Comments

image: Bacterial Gene Transfer Gets Sexier

Bacterial Gene Transfer Gets Sexier

By | July 9, 2013

Mycobacterium smegmatis can donate larger portions of its genome to other bacteria than previously thought, approaching the level of gene shuffling seen in sexual reproduction.

1 Comment

image: Antarctic Lake Teems With Life

Antarctic Lake Teems With Life

By | July 8, 2013

DNA and RNA sequences from Lake Vostok below the Antarctic glacier reveal thousands of bacteria species, including some commonly found in fish digestive systems.

1 Comment

image: The Downside of Antibiotics?

The Downside of Antibiotics?

By | July 3, 2013

Bacteria-killing antibiotics might also damage a person’s tissues.

3 Comments

image: Temperature-Sensing Fat Cells

Temperature-Sensing Fat Cells

By | July 1, 2013

Researchers discover that unlike brown fat cells, white fat cells can directly sense cooling temperatures to switch on genes that control heat production.

1 Comment

image: Research Behind Bars

Research Behind Bars

By | July 1, 2013

Ecologist Nalini Nadkarni advances forest conservation and science advocacy by enlisting the help of prisoners.

0 Comments

Popular Now

  1. First In Vivo Function Found for Animal Circular RNA
  2. Your Body Is Teeming with Weed Receptors
    Features Your Body Is Teeming with Weed Receptors

    And the same endocannabinoid system that translates marijuana's buzz-inducing compounds into a high plays crucial roles in health and disease outside the brain.

  3. Opinion: We Need a Replacement for Beall’s List
  4. Doctors’ Advice to Finish Antibiotics Overlooks Resistance
AAAS